The outer guards ignored him, unaware of what was happening inside.

His cries were wild to those gorillas who had remained as outer guards.

It is night and they have posted an outer guard, but there are none in any of the tunnels.

However, with the outer guards down, that left only four.

He is the last, and outer, guard of the pits.

An outer guard opened the door, and upon the threshold appeared the very man that the crooks had mentioned.

He was here so must have been accepted and passed by the outer guards.

Briefly they sat talking; then an outer guard entered.

She opened it a few inches, whispered to an outer guard: "All clear?"

It could not be The Shadow; for this light was sent by an outer guard.